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Commit 7aca69f9 authored by Liam Girdwood's avatar Liam Girdwood Committed by Mark Brown
Browse files

ASoC: utils - Add support for a dummy codec driver. 



This is useful to create dummy codec devices where we need to have some
DAI links without a real Codec. e.g. could be used to represent dumb FM,
MODEM, etc

This is also used by dynamic PCM for DAI links that have no codec.

Signed-off-by: default avatarLiam Girdwood <lrg@ti.com>
[Fixed the indentation -- broonie]
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 08656910

sound/soc/soc-utils.c

+19 −1
Original line number Diff line number Diff line
@@ -89,14 +89,32 @@ static struct snd_soc_platform_driver dummy_platform = { 
	.ops = &dummy_dma_ops,

};



static struct snd_soc_codec_driver dummy_codec;

static struct snd_soc_dai_driver dummy_dai = {

	.name = "snd-soc-dummy-dai",

};



static __devinit int snd_soc_dummy_probe(struct platform_device *pdev)

{

	return snd_soc_register_platform(&pdev->dev, &dummy_platform);

	int ret;



	ret = snd_soc_register_codec(&pdev->dev, &dummy_codec, &dummy_dai, 1);

	if (ret < 0)

		return ret;



	ret = snd_soc_register_platform(&pdev->dev, &dummy_platform);

	if (ret < 0) {

		snd_soc_unregister_codec(&pdev->dev);

		return ret;

	}



	return ret;

}



static __devexit int snd_soc_dummy_remove(struct platform_device *pdev)

{

	snd_soc_unregister_platform(&pdev->dev);

	snd_soc_unregister_codec(&pdev->dev);



	return 0;

}